ETL and Data Pipelines Basics — Study Resources & PYQs

Curated resources, past papers and PYQs for ETL and Data Pipelines Basics.

Study resources

ETL vs. ELT (Article) — IBM's own official comparison of ETL and ELT data pipeline patterns.
Apache Airflow Tutorial (Video) — A practical introduction to orchestrating data pipelines, a common FDE tool.
Apache Airflow Documentation (Article) — The official Apache Airflow documentation, the most widely used workflow orchestrator.